Home / 138,951.34-208,405.23-44,169.10

Finding the Fourth Proportional to 138,951.34, 208,405.23 and 44,169.10

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Solution

The fourth proportional to 138,951.34, 208,405.23 and 44,169.10 is: 66,246.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,951.34 : 208,405.23 = 44,169.10 : x
  2. Step 2: Convert to fraction form
    138,951.34/208,405.23 = 44,169.10/x
  3. Step 3: Cross multiply
    138,951.34x = 208,405.23 × 44,169.10
  4. Step 4: Simplify right side
    138,951.34x = 9,205,071,444.39
  5. Step 5: Solve for x
    x = 9,205,071,444.39/138,951.34
  6. Step 6: Final answer
    x = 66,246.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.